The circuit is simple,safe and reliable.
Operating voltage AC 12-16V, suggest to use an independent power supply for it.
Sampling delay of 3-5 seconds of 1.2V DC Sampling( 3-5 seconds delay).
This products include all components and PCB as the picture shows. but NOT assembled.
Colour: blue
Material: plastic
Size: 65 x 40 x 25mm
Package Contents:
1 x Speaker protection board DIY Components kit
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
About Us
We provide the good product with the best price,we support Wholesale/Drop Shipping Order
1. For Drop Shipping order, please remark"dropshipping order", we will prioritize it.
2. For Wholesale/Drop Shipping orders, if you have any ideas about the price or package,please contact us in advance,we will give you the best service to satisfy your demands.
About Shipments
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About After-sale Service
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About Feedback
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